how to check the size of the list in python code example

Example 1: list length in python

list1 = [1,2,3]
print(len(list))

Example 2: length of list python

thistuple = ("apple", "banana", "cherry")
print(len(thistuple))

Example 3: python list of size

li = [None] * 5 # [None, None, None, None, None]
li = [0] * 5 # [0, 0, 0, 0, 0]